public class Department {
    private String departmentName;
    private Instructor[] instructors;
    private Subject[] subjects;
    private Student[] students;
    public String getDepartmentName(){
        return departmentName;
    }
    public Instructor[] getInstructors(){
        return instructors;
    }
    public Subject[] getSubjects(){
        return subjects;
    }
    public Student[] getStudents(){
        return students;
    }
}
